CN103342874A - Heat-resisting ABS (Acrylonitrile-Butadiene-Styrene) resin applicable to electroplating and preparation method thereof - Google Patents
Heat-resisting ABS (Acrylonitrile-Butadiene-Styrene) resin applicable to electroplating and preparation method thereof Download PDFInfo
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- CN103342874A CN103342874A CN2013103055887A CN201310305588A CN103342874A CN 103342874 A CN103342874 A CN 103342874A CN 2013103055887 A CN2013103055887 A CN 2013103055887A CN 201310305588 A CN201310305588 A CN 201310305588A CN 103342874 A CN103342874 A CN 103342874A
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 title claims abstract description 64
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 238000009713 electroplating Methods 0.000 title claims abstract description 22
- 239000011347 resin Substances 0.000 title abstract description 6
- 229920005989 resin Polymers 0.000 title abstract description 6
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 title abstract 5
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 title abstract 5
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 29
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 23
- HIDBROSJWZYGSZ-UHFFFAOYSA-N 1-phenylpyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C1=CC=CC=C1 HIDBROSJWZYGSZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000000178 monomer Substances 0.000 claims abstract description 18
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 9
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 claims abstract description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 36
- 239000002994 raw material Substances 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 7
- 238000004945 emulsification Methods 0.000 claims description 7
- 229920006029 tetra-polymer Polymers 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000003112 inhibitor Substances 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 239000004594 Masterbatch (MB) Substances 0.000 abstract description 3
- 239000000839 emulsion Substances 0.000 abstract description 2
- 230000009477 glass transition Effects 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 238000007747 plating Methods 0.000 description 6
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229920000147 Styrene maleic anhydride Polymers 0.000 description 4
- PEEHTFAAVSWFBL-UHFFFAOYSA-N Maleimide Chemical compound O=C1NC(=O)C=C1 PEEHTFAAVSWFBL-UHFFFAOYSA-N 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229920000638 styrene acrylonitrile Polymers 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- ZQBAKBUEJOMQEX-UHFFFAOYSA-N phenyl salicylate Chemical compound OC1=CC=CC=C1C(=O)OC1=CC=CC=C1 ZQBAKBUEJOMQEX-UHFFFAOYSA-N 0.000 description 2
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 2
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- -1 maleimide amine Chemical class 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to heat-resisting ABS (Acrylonitrile-Butadiene-Styrene) resin applicable to electroplating and a preparation method thereof. The heat-resisting ABS resin is prepared from the following ingredients in parts by weight: 0-30 parts of mass ABS resin, 20-40 parts of emulsion ABS rubber powder, 30-50 parts of styrene-acrylonitrile copolymer, 20-40 parts of heat resisting agent and 0.5-5 parts of other assistants, wherein the heat resisting agent is a quadripolymer based on four monomers including an N-phenyl maleimide monomer, an alpha-methyl styrene monomer, a styrene monomer and an acrylonitrile monomer, the weight percentage of the N-phenyl maleimide monomer is 5-20%, the weight percentage of the alpha-methyl styrene monomer is 40-70%, the weight percentage of the styrene monomer is 10-45%, the weight percentage of the acrylonitrile monomer is 10-45%, and the glass-transition temperature is 145-165 DEG C. According to the heat-resisting ABS resin applicable to electroplating and the preparation method thereof, through reasonably selecting the heat resisting agent, the heat resistance and plated layer binding force of the ABS resin are improved; and a heat-resisting master batch is not required to be prepared during preparation, so that the preparation is simple and easy to operate.
Description
Technical field
The present invention relates to technical field of macromolecules, specifically, relate to a kind of heat-resisting ABS resin that is suitable for electroplating and preparation method thereof.
Background technology
The plastic electroplating goods not only can be realized good metal-like, and can alleviate product weight, unlimited to the more and more higher automobile industry potentiality of lightweight requirements.ABS resin not only has excellent comprehensive performances, is easy to machine-shaping, and the divinyl rubber in its component is etched easily and can obtains higher binding force of cladding material, thereby ABS resin is used the most general in plating.But the heat-resisting and thermostability of ABS resin is limited, and the component test program of automobile has strict hot shelf test and high low temperature round-robin test requirement to the automobile plated item.Bonding force between the temperature classification of material not enough and resin and the metal plating is not enough, and is very big to the test-results influence, shows as product and buckling deformation occurs, reveal problem such as mould, craze of coating, coating bubbling even coating big area come off.
Existing in the technical information of electroplating ABS resin, the report of existing many relevant heat-resisting ABS resins.Be the patent of invention of CN 1126734 such as publication number, a kind of method of producing the heat-proof ABS multipolymer of maleimide modification is provided, maleimide can obviously improve the resistance toheat of ABS.But, the ABS resin melt viscosity of maleimide modification is big, has greatly weakened the processing characteristics of ABS, and the internal stress of goods is increased greatly, and the size of goods internal stress is to being the key factor that influences the plated item yield, and the price of simple maleimide amine component is very high; Publication number is the patent of invention of CN 10176832A, adopts styrene-maleic anhydride copolymer (SMA) heat-proof ABS that preparation is suitable for electroplating as heat-resistant agent material modified.But SMA mainly forms by free-radical polymerized, the single residual content height, and volatile material is many, influences electroplating effect, and the heat-resisting raising of the ABS of SMA is limited; Publication number is the patent of invention of CN 101817967B, adopts ternary or tetrapolymer based on N-phenylmaleimide and maleic anhydride to prepare the plating heat-resisting ABS resin as heat-resistant agent.Because the N-phenylmaleimide component in the multipolymer is still more than 20-50%, must strengthen the dispersion of heat-resistant agent by the method for preparing heat-resisting master batch earlier, increased energy consumption and equipment loss, and the N-phenylmaleimide component is difficult for being etched, influences the plating bonding force of ABS resin.Therefore, need badly and a kind ofly have excellent heat resisting and electroplate bonding force, and the heat-resisting ABS resin of good processability.
Summary of the invention
The objective of the invention is at deficiency of the prior art, a kind of heat-resisting ABS resin that is suitable for electroplating is provided.
One purpose more of the present invention is that the preparation method of the above-mentioned heat-resisting ABS resin that is suitable for electroplating is provided.
For achieving the above object, the technical scheme taked of the present invention is:
A kind of heat-resisting ABS resin that is suitable for electroplating, described heat-resisting ABS resin is made by the component of following weight part:
Substance law ABS resin 0-30
Emulsion method ABS rubber powder 20-40
Styrene-acrylonitrile copolymer 30-50
Heat-resistant agent 20-40
Other auxiliary agent 0.5-5
Described heat-resistant agent is by the synthetic tetrapolymer based on N-phenylmaleimide, alpha-methyl styrene, vinylbenzene, four kinds of monomers of vinyl cyanide of substance law.
Preferably, monomer weight part is in the described tetrapolymer: N-phenylmaleimide monomer 5-20%, α-Jia Jibenyixidanti 40-70%, styrene monomer 10-45% and acrylonitrile monemer 10-45%, second-order transition temperature is at 145-165 ℃.
Preferably, the median size of the raw material divinyl rubber of described substance law ABS resin is 300-1500nm, and the divinyl weight percentage is 10-20%, and the vinylbenzene weight percentage is 40-70%, and the vinyl cyanide weight percentage is 10-40%.
Preferably, the median size of the divinyl rubber of described emulsion method ABS rubber powder is at 70-300nm, and the divinyl weight percentage is 40-60%, and the vinylbenzene weight percentage is 25-50%, and the vinyl cyanide weight percentage is 10-15%.
Preferably, the relative molecular mass of described styrene-acrylonitrile copolymer is 40000-400000, and the weight percentage of vinyl cyanide is 18-34%.
Described other auxiliary agent is selected from one or more in oxidation inhibitor, lubricant, thermo-stabilizer, releasing agent and the ultraviolet absorbers.
For realizing above-mentioned second purpose, the technical scheme that the present invention takes is:
The preparation method of the aforesaid heat-resisting ABS resin that is suitable for electroplating may further comprise the steps:
(1) takes by weighing each component by aforesaid weight part;
(2) each component that step (1) is got ready is fully mixed in high-speed mixer;
(3) the main feeding of mixed mixture from twin screw extruder entered, through melt extruding, cool off, drying, pelletizing obtain sample.
Wherein, described twin screw extruder is homodromal twin screw extruder, and screw slenderness ratio is 30-70, spiro rod machine tube setting at least two place's vacuum exhaust devices.
The feed zone temperature of described twin screw extruder is that 180-200 ℃, fluxing zone temperature are that 230-250 ℃, homogenizing zone temperature are 220-240 ℃; Screw speed is 100-600rpm.
Need to prove that described substance law ABS resin is the ABS resin that adopts mass polymerization to produce; Described emulsion method ABS rubber powder is the ABS resin that adopts the emulsion graft polymerization method to produce.
The invention has the advantages that:
1, the heat-resisting ABS resin of the present invention's preparation has good heat-resistant and electroplates bonding force, and Vicat softening point can be greater than 105 ℃, and electroplating bonding force can be greater than 12N/cm.Guarantee the processing characteristics of ABS resin and electroplate performance by limiting N-phenylmaleimide component≤20%; Further improve the resistance toheat of ABS resin by the introducing of alpha-methyl styrene component, and the alpha-methyl styrene component also has good plating performance; Improve the consistency of ABS and heat-resistant agent by the introducing of styrene-acrylonitrile component;
2, ABS resin good processability of the present invention, the preparation method is simple to operation, does not need to prepare heat-resisting master batch, can a direct step melt molding.
Embodiment
Below embodiment provided by the invention is elaborated.
In following examples of the present invention, the raw material of employing is:
The substance law ABS resin is selected the product of high bridge petrochemical industry for use, wherein, ABS-a, median size 1500nm, divinyl weight percentage are 20%, and the vinylbenzene weight percentage is 40%, and the vinyl cyanide weight percentage is 40%; ABS-b, median size 1000nm, divinyl weight percentage are 10%, and the vinylbenzene weight percentage is 70%, and the vinyl cyanide weight percentage is 20%; ABS-c, median size 300nm, divinyl weight percentage are 15%, and the vinylbenzene weight percentage is 60%, and the vinyl cyanide weight percentage is 25%.
Emulsion method ABS rubber powder is selected the high glue powder of Korea Gumho Petrochemical Co., Ltd. for use, wherein, and ABS-1, the median size 300nm of its divinyl rubber, the divinyl weight percentage is 60%, and the vinylbenzene weight percentage is 30%, and the vinyl cyanide weight percentage is 10%; ABS-2, the median size 70nm of its divinyl rubber, divinyl weight percentage are 40%, and the vinylbenzene weight percentage is 50%, and the vinyl cyanide weight percentage is 10%; ABS-3, the median size 200nm of its divinyl rubber, divinyl weight percentage are 50%, and the vinylbenzene weight percentage is 35%, and the vinyl cyanide weight percentage is 15%.
Heat-resistant agent is selected the product of Korea Gumho Petrochemical Co., Ltd. for use, and wherein, heat-resistant agent-1, N-phenylmaleimide monomer are 20%, alpha-methyl styrene is 40%, styrene monomer 10% and acrylonitrile monemer 30%, and second-order transition temperature is at 150 ℃; Heat-resistant agent-2, N-phenylmaleimide monomer are 5%, alpha-methyl styrene is 50%, styrene monomer 35% and acrylonitrile monemer 10%, and second-order transition temperature is at 165 ℃; Heat-resistant agent-3, N-phenylmaleimide monomer are 10%, alpha-methyl styrene is 70%, styrene monomer 10% and acrylonitrile monemer 10%, and second-order transition temperature is at 145 ℃; Heat-resistant agent-4, N-phenylmaleimide monomer are 5%, alpha-methyl styrene is 40%, styrene monomer 45% and acrylonitrile monemer 10%, and second-order transition temperature is at 160 ℃; Heat-resistant agent-5, N-phenylmaleimide monomer are 5%, alpha-methyl styrene is 40%, styrene monomer 10% and acrylonitrile monemer 45%, and second-order transition temperature is at 155 ℃.
The heat-resistant agent that is used for comparing with the present invention has: heat-resistant agent-6, the multiple copolymer of N-phenylmaleimide and maleic anhydride, alpha-methyl styrene, vinyl cyanide, wherein N-phenylmaleimide content is 50%, maleic anhydride content is 10%, alpha-methyl styrene content is 30%, acrylonitrile content is 10%, and second-order transition temperature is 200 ℃; Heat-resistant agent-7, the multiple copolymer of N-phenylmaleimide and maleic anhydride, vinyl cyanide, wherein N-phenylmaleimide content is 50%, maleic anhydride content is 30%, acrylonitrile content is 20%, second-order transition temperature is 220 ℃; Heat-resistant agent-8, tetrapolymer for N-phenylmaleimide, alpha-methyl styrene, vinylbenzene, four kinds of monomers of vinyl cyanide, wherein the N-phenylmaleimide monomer is 22%, alpha-methyl styrene is 40%, styrene monomer 10% and acrylonitrile monemer 28%, and second-order transition temperature is at 155 ℃.
SAN selects the product of Korea Gumho Petrochemical Co., Ltd. for use, and wherein: SAN-1, relative molecular mass are that 200000, AN content is 24%; SAN-2, relative molecular mass are that 40000, AN content is 34%; SAN-3, relative molecular mass are that 400000, AN content is 18%.
Other auxiliary agent comprises antioxidant 1010, lubricant whiteruss, thermo-stabilizer, releasing agent Ployethylene Wax 4050H and ultraviolet absorbers salicylic acid phenyl ester, and each auxiliary agent weight proportion is: 1: 1: 1: 1: 1.
Embodiment 1
(1) takes by weighing each component according to the weight ratio in the table 1;
(2) substance law ABS resin, emulsion method ABS rubber powder, heat-resistant agent and other auxiliary agent are pre-mixed 20min in high-speed mixer;
(3) the main feeding of the above-mentioned mixture that mixes from twin screw extruder entered, through melt extruding, cool off, drying, pelletizing obtain sample.Wherein the screw diameter of twin screw extruder is 35mm, and length-to-diameter ratio is 44.Forcing machine has 10 temperature controlled region from charging opening to the mouth mould, wherein the temperature control of the 1st～3 district is 180-200 ℃; The temperature control of the 4th～7 district is 230-250 ℃; The temperature control of the 8th～10 district is 220-240 ℃.Two of forcing machine vacuumize the position and are arranged at the 4th and the 9th district respectively, and vacuum tightness is 0.06～0.094MPa.Screw speed is made as 100-160rpm.
Embodiment 2
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Embodiment 3
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Embodiment 4
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Embodiment 5
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Comparative Examples 1
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Comparative Examples 2
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Comparative Examples 3
The raw material weight ratio sees Table 1, and the preparation method is with embodiment 1.
Table 1 embodiment 1-5 and Comparative Examples 1-3 feed composition
Embodiment 6
The product of embodiment 1-5 and Comparative Examples 1-3 preparation at 80 ℃ of dry 12h, is guaranteed water-intake rate＜0.05% of resin before the injection moulding, then according to the ASTM standard, under same injecting condition, be injection molded into batten, test the physicals of each resin combination.Wherein, based on the melt flow rate (MFR) (MFR) of ASTM D1238 standard testing resin, test condition is 220 ℃ of * 10kg; Vicat softening temperature (VST) based on ASTM D1525 standard test batten.
Binding force of cladding material test: at first the sufficient material of drying is injection molded into the big high tabula rasa of 90*140*3.2mm, under same technology, electroplates then; The big high tabula rasa of having electroplated is cut into the batten that width is 10mm, based on the bonding force of ASTM B533 standard testing electroplate.Test speed is 100mm/min, and peel angle is 90
o, the average bonding force of plateau region section on calculating stripping process load-displacement curve.
The result is as shown in table 2.
Table 2 embodiment 1-5 and Comparative Examples 1-3 product performance
From experimental result as can be seen, the heat-resisting ABS resin of the present invention's preparation has good heat-resistant and electroplates bonding force, and Vicat softening point can be greater than 105 ℃, and electroplating bonding force can be greater than 12N/cm.Guarantee the processing characteristics of ABS resin and electroplate performance by limiting N-phenylmaleimide component≤20%; Further improve the resistance toheat of ABS resin by the introducing of alpha-methyl styrene component, and the alpha-methyl styrene component also has good plating performance; Improve the consistency of ABS and heat-resistant agent by the introducing of styrene-acrylonitrile component.Therefore, the present invention can improve processing characteristics, resistance toheat and the binding force of cladding material of ABS resin simultaneously by the choose reasonable of heat-resistant agent.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the inventive method; can also make some improvement and replenish, these improvement and replenish and also should be considered as protection scope of the present invention.
Claims (9)
1. a heat-resisting ABS resin that is suitable for electroplating is characterized in that, described heat-resisting ABS resin is made by the component of following weight part:
Substance law ABS resin 0-30
Emulsion method ABS rubber powder 20-40
Styrene-acrylonitrile copolymer 30-50
Heat-resistant agent 20-40
Other auxiliary agent 0.5-5
Described heat-resistant agent is by the synthetic tetrapolymer based on N-phenylmaleimide, alpha-methyl styrene, vinylbenzene, four kinds of monomers of vinyl cyanide of substance law.
2. the heat-resisting ABS resin that is suitable for electroplating according to claim 1, it is characterized in that, monomer weight part is in the described tetrapolymer: N-phenylmaleimide monomer 5-20%, α-Jia Jibenyixidanti 40-70%, styrene monomer 10-45% and acrylonitrile monemer 10-45%, second-order transition temperature is at 145-165 ℃.
3. the heat-resisting ABS resin that is suitable for electroplating according to claim 1, it is characterized in that, the median size of the raw material divinyl rubber of described substance law ABS resin is 300-1500nm, the divinyl weight percentage is 10-20%, the vinylbenzene weight percentage is 40-70%, and the vinyl cyanide weight percentage is 10-40%.
4. the heat-resisting ABS resin that is suitable for electroplating according to claim 1, it is characterized in that, the median size of the divinyl rubber of described emulsion method ABS rubber powder is at 70-300nm, the divinyl weight percentage is 40-60%, the vinylbenzene weight percentage is 25-50%, and the vinyl cyanide weight percentage is 10-15%.
5. the heat-resisting ABS resin that is suitable for electroplating according to claim 1 is characterized in that, the relative molecular mass of described styrene-acrylonitrile copolymer is 40000-400000, and the weight percentage of vinyl cyanide is 18-34%.
6. the heat-resisting ABS resin that is suitable for electroplating according to claim 1 is characterized in that, described other auxiliary agent is one or more in oxidation inhibitor, lubricant, thermo-stabilizer, releasing agent and the ultraviolet absorbers.
7. the preparation method of the described heat-resisting ABS resin that is suitable for electroplating of claim 1 is characterized in that, may further comprise the steps:
(1) takes by weighing each component by the described weight part of claim 1;
(2) each component that step (1) is got ready is fully mixed in high-speed mixer;
(3) the main feeding of mixed mixture from twin screw extruder entered, through melt extruding, cool off, drying, pelletizing obtain sample.
8. preparation method according to claim 7 is characterized in that, described twin screw extruder is homodromal twin screw extruder, and screw slenderness ratio is 30-70, spiro rod machine tube setting at least two place's vacuum exhaust devices.
9. preparation method according to claim 7 is characterized in that, the feed zone temperature of described twin screw extruder is that 180-200 ℃, fluxing zone temperature are that 230-250 ℃, homogenizing zone temperature are 220-240 ℃; Screw speed is 100-600rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310305588.7A CN103342874B (en) | 2013-07-19 | 2013-07-19 | A kind of heat-resisting ABS resin being suitable to plating and preparation method thereof |
Applications Claiming Priority (1)
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| CN105713336A (en) * | 2015-12-25 | 2016-06-29 | 上海胜南复合材料有限公司 | High-performance electroplating ABS (acrylonitrile butadiene styrene) alloy material and preparation method thereof |
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| CN111690227A (en) * | 2020-06-16 | 2020-09-22 | 廊坊兴联新材料有限公司 | Heat-resistant ABS material and preparation method thereof |
| CN114479300A (en) * | 2020-11-12 | 2022-05-13 | 中国石油天然气股份有限公司 | Electroplating-grade ABS resin composition, electroplating-grade ABS resin and preparation method thereof |
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| CN115873356A (en) * | 2022-12-21 | 2023-03-31 | 金发科技股份有限公司 | High-electroplating-performance styrene-based composition and preparation method thereof |
| CN115873356B (en) * | 2022-12-21 | 2024-02-06 | 金发科技股份有限公司 | Styrene-based composition with high electroplating performance and preparation method thereof |
| CN118978771A (en) * | 2024-08-23 | 2024-11-19 | 万华化学集团股份有限公司 | ABS resin, preparation method thereof and resin product |
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